From: Emanuele Ghidoli <emanuele.ghidoli@xxxxxxxxxxx> Add Fairchild FXL6408 8-bit I2C-controlled GPIO expander. Signed-off-by: Emanuele Ghidoli <emanuele.ghidoli@xxxxxxxxxxx> Signed-off-by: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- v3: * add Reviewed-by: Krzysztof Kozlowski v2: * remove "driver" word from yaml * simplify gpio-hog property definition * rename fcs,fxl6408-gpio.yaml to fcs,fxl6408.yaml * add missing SoB --- .../devicetree/bindings/gpio/fcs,fxl6408.yaml | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml diff --git a/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml b/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml new file mode 100644 index 000000000000..65b6970e42fb --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/fcs,fxl6408.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Fairchild FXL6408 I2C GPIO Expander + +maintainers: + - Emanuele Ghidoli <emanuele.ghidoli@xxxxxxxxxxx> + +properties: + compatible: + enum: + - fcs,fxl6408 + + reg: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + + gpio-line-names: + minItems: 1 + maxItems: 8 + +patternProperties: + "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$": + required: + - gpio-hog + +required: + - compatible + - reg + - gpio-controller + - "#gpio-cells" + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + gpio_expander_43: gpio-expander@43 { + compatible = "fcs,fxl6408"; + reg = <0x43>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "Wi-Fi_W_DISABLE", "Wi-Fi_WKUP_WLAN", + "PWR_EN_+V3.3_WiFi_N", "PCIe_REF_CLK_EN", + "USB_RESET_N", "USB_BYPASS_N", "Wi-Fi_PDn", + "Wi-Fi_WKUP_BT"; + }; + }; -- 2.25.1
